HHPS, or Heating Hours per Start, is the average number of hours a boiler heats every time it turns on, over a given time period. (Hover over with mouse for more information.)
Duty Cycle refers to the average amount of time a boiler actively heats relative to the total time it performs some function (e.g., ignition + heating + cleaning + fueling), over a given time period.
Period:
Boiler 1Boiler 2Boiler 3
HHPSDuty CycleHHPSDuty CycleHHPSDuty Cycle
2014-08-01 to 2014-08-31
2014-09-01 to 2014-09-301.020.621.440.691.710.74
2014-10-01 to 2014-10-314.670.886.480.937.230.94
2014-11-01 to 2014-11-307.230.956.340.936.550.94
2014-12-01 to 2014-12-317.370.937.940.937.810.93
2015-01-01 to 2015-01-317.300.906.860.927.640.94
2015-02-01 to 2015-02-287.100.936.990.936.220.92
2015-03-01 to 2015-03-317.080.937.260.937.070.93
2015-04-01 to 2015-04-306.900.935.300.917.190.93
2015-05-01 to 2015-05-313.900.892.600.843.160.85
2015-06-01 to 2015-06-305.730.913.870.874.070.88
2015-07-01 to 2015-07-31
2015-08-01 to 2015-08-31
2015-09-01 to 2015-09-30
2015-10-01 to 2015-10-314.750.894.120.884.550.90
2015-11-01 to 2015-11-304.820.904.800.905.980.92
2015-12-01 to 2015-12-315.880.926.450.936.320.92
2016-01-01 to 2016-01-317.150.937.720.946.890.93
2016-02-01 to 2016-02-295.340.915.660.924.720.90
2016-03-01 to 2016-03-313.670.883.910.884.280.89
2016-04-01 to 2016-04-304.440.894.390.894.350.89
2016-05-01 to 2016-05-315.470.913.060.855.160.91
2016-06-01 to 2016-06-30
2016-07-01 to 2016-07-31
2016-08-01 to 2016-08-31
2016-09-01 to 2016-09-305.830.906.000.927.000.93
2016-10-01 to 2016-10-315.720.915.950.925.440.91
2016-11-01 to 2016-11-305.350.925.980.935.010.91
2016-12-01 to 2016-12-315.670.916.180.925.730.92
2017-01-01 to 2017-01-317.370.947.920.947.350.93
2017-02-01 to 2017-02-286.900.937.740.947.130.94
2017-03-01 to 2017-03-317.110.957.480.947.160.93
2017-04-01 to 2017-04-306.270.928.140.947.290.93
2017-05-01 to 2017-05-318.040.937.920.937.610.93
2017-06-01 to 2017-06-30
2017-07-01 to 2017-07-31
2017-08-01 to 2017-08-31
2017-09-01 to 2017-09-30
2017-10-01 to 2017-10-317.630.947.350.927.710.94
2017-11-01 to 2017-11-307.550.937.860.947.530.93
2017-12-01 to 2017-12-317.740.947.950.947.580.94
2018-01-01 to 2018-01-316.630.937.790.946.660.93
2018-02-01 to 2018-02-287.060.937.960.947.040.93
2018-03-01 to 2018-03-317.330.946.600.937.230.93
2018-04-01 to 2018-04-304.720.902.130.804.290.91
2018-05-01 to 2018-05-318.000.941.470.736.620.91
2018-06-01 to 2018-06-30
2018-07-01 to 2018-07-31
2018-08-01 to 2018-08-31
2018-09-01 to 2018-09-30
2018-10-01 to 2018-10-316.810.933.460.867.680.94
2018-11-01 to 2018-11-307.540.933.230.867.860.94
2018-12-01 to 2018-12-317.860.942.390.827.690.95
2019-01-01 to 2019-01-317.790.942.320.827.900.94
2019-02-01 to 2019-02-287.280.932.220.817.380.93
2019-03-01 to 2019-03-317.250.932.570.837.070.93
2019-04-01 to 2019-04-307.260.934.140.897.100.93
2019-05-01 to 2019-05-316.740.932.790.856.300.93
2019-06-01 to 2019-06-30
2019-07-01 to 2019-07-31
2019-08-01 to 2019-08-31
2019-09-01 to 2019-09-30
2019-10-01 to 2019-10-316.980.932.330.817.490.93
2019-11-01 to 2019-11-307.870.954.610.917.450.94
2019-12-01 to 2019-12-317.920.944.180.897.060.95
2020-01-01 to 2020-01-317.930.943.580.887.650.95
2020-02-01 to 2020-02-296.560.933.300.876.160.92
2020-03-01 to 2020-03-314.790.903.740.884.470.90
2020-04-01 to 2020-04-305.220.923.930.895.260.91
2020-05-01 to 2020-05-316.620.922.930.856.760.94
2020-06-01 to 2020-06-30
2020-07-01 to 2020-07-31
2020-08-01 to 2020-08-31
2020-09-01 to 2020-09-304.380.891.490.737.001.00
2020-10-01 to 2020-10-316.000.922.120.805.520.93
2020-11-01 to 2020-11-307.320.943.890.886.250.92
2020-12-01 to 2020-12-317.850.942.870.852.700.88
2021-01-01 to 2021-01-318.200.942.750.856.980.93
2021-02-01 to 2021-02-287.690.943.730.896.890.93
2021-03-01 to 2021-03-317.410.943.310.875.350.92
2021-04-01 to 2021-04-305.570.923.190.874.800.92
2021-05-01 to 2021-05-315.030.902.610.843.020.85
2021-06-01 to 2021-06-302.670.892.000.782.750.85
2021-07-01 to 2021-07-31
2021-08-01 to 2021-08-31
2021-09-01 to 2021-09-30
2021-10-01 to 2021-10-31
2021-11-01 to 2021-11-30
2021-12-01 to 2021-12-31
2022-01-01 to 2022-01-31
2022-02-01 to 2022-02-28
2022-03-01 to 2022-03-31
2022-04-01 to 2022-04-30
2022-05-01 to 2022-05-31
2022-06-01 to 2022-06-30
2022-07-01 to 2022-07-31
2022-08-01 to 2022-08-31
2022-09-01 to 2022-09-30
2022-10-01 to 2022-10-31
2022-11-01 to 2022-11-30
2022-12-01 to 2022-12-31
2023-01-01 to 2023-01-31
2023-02-01 to 2023-02-28
2023-03-01 to 2023-03-31
2023-04-01 to 2023-04-30
2023-05-01 to 2023-05-31
2023-06-01 to 2023-06-30
2023-07-01 to 2023-07-31
2023-08-01 to 2023-08-31
2023-09-01 to 2023-09-30
2023-10-01 to 2023-10-31
2023-11-01 to 2023-11-30